waPC? WASM 外部函数 接口 FFI Input type Return type Platform 底层 I32 I32 Unknown waPC &[u8] Result,error > Linux x86_64, macOS x86_64 ,Wi ndows x86_64, … cargo build —target wasm- unknown-unknown Rust • Read wasm file • Select engine • Wazero • Wasmer-go • Wasmertime-go • Define hostcall capability • Instantiate • Invoke - command with data • Guest 指 wasm • Operation 是我们要在 wasm 里注册 命名 • 以数据的长度，设置 以数据的长度，设置 wasm 的 linear memory 的指针 • Guest 可执行任务 • Guest 也可返回请求 host Invoke(ctx,operation,payload) WAPC 流程 • Uses Length of response and error to return result res,err:= Invoke… WAPC 流程 #[no_mangle]

coming soon. 2.3 Unified runtime for eBPF and Wasm Summary II. Practicing Sparrow  Our previous talks "GraalVM-based unified runtime for eBPF & Wasm" at GOTC 2021 (Shenzhen) & "Revisiting "Revisiting GraalVM-based unified runtime for eBPF & Wasm" at OpenInfra Days China 2021(Beijing), and the third-round discussion of this topic will come in this year, which includes Development build the Renode Rust UART peripheral example: cargo build --target wasm32-unknown-unknown --release --lib III. Sparrow Development on branch "26999-rust_uart":

2014 ~ 2018 Some small projects • 2020 ~ 2021 More open-source projects, gomoku, youki, dapr-wasm • 2022 ~ Regular contributions to Rust My Rust experience • A real case Remove duplicated diagnostics

架，让开发者能够使用简单的 Rust 写 应用 如何用 Rust 实现的 构建和部署 AI 相关工作流的 serverless 平台 • 上传 Rust function ，平台负责将 Rust 编译成 Wasm ，并运行在 WasmEdge 安全容 器中 • 平台封装了一些常用 LLM 和 SaaS 的 API ，并发布成了 crate ，比如 ChatGPT 、 telegram 、 GitHub

Request Cert (SDS)) 3. CSR Auth: JWT 4. Cert signed with SPIFFE format Istio-proxy CA server #IstioCon Istio identity – how to get configuration ● Format: "spiffe:///ns/server side mTLS mTLS in Istio - PeerAuthenticati on Using ingress port and ingress host to send request: peer-authentication only defines behavior of server side and auto-mTLS is on by default Access productpage 1) Apply peer-authentication to enable server side mTLS mTLS in Istio - PeerAuthenticati

Files High Compression (column store + LZ4) • Typically 100x faster than MySQL on Single Server • Semi-Linear Scalability to 100s of nodes High Performance © 2018 Percona. 8 MySQL Wire User Account etc Has information about Connection Events Available in MySQL Enterprise, Percona Server, MariaDB © 2018 Percona. 18 Audit Log Record Example {"audit_record":{"name":"Query","record localhost []","host":"localhost","os_user":"","ip":"","db":"sbtest"}} © 2018 Percona. 19 Percona Server Configuration • Install Audit Plugin • INSTALL PLUGIN audit_log SONAME 'audit_log.so'; • Configure

CPU the bottleneck • 1 CPU handles 500,000 pps • Make LB the bottleneck • The target server and client server shall be powerful enough Performance measurement Test topology Test result Service type

image: yandex/clickhouse-server:19.6.2.11 Всегда указывате версию явно. НЕ НАДО использовать тег :latest Расширенные настройки ● ClickHouse settings (profile, server settings) configuration:

service() doGet() doPost() Get Request Post Request Response Response Web Server HttpServlet subclass 注意： 方法由 HttpServlet 的子类实现

Platform version Device name Application path https://appium.io/slate/en/master/?javascript#appium-server-capabilities Demo Ready To Execute Note: Device name App path $ npm run e2e -- --runType=android23